$.ajaxPrefilter(function (option) { 


    option.url=' http://ajax.frontend.itheima.net'+option.url

    if (option.url.includes('/my/')) {

        option.headers = {
            Authorization: localStorage.getItem('token')
        }
            
            
    }
    option.complete=function (res) {

        if (res.responseJSON.status === 1 && res.responseJSON.message === '身份认证失败！') {


         

       
            localStorage.removeItem('token')
           
            location.href = './login.html'
        }
    }

})